Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Southeast Alaska, United States of America

humpback whales cooperative behavior southeast alaska marine life ocean feeding frenzy sea birds aquatic mammals summer wildlife nature megaptera novaeangliae conservation ecosystem habitat technique natural group dynamics alaskan waters observation biology cetaceans seabirds fish blue water coastal environment underwater biodiversity whale watching animal phenomenon predator tourist activity ecological balance health